From 6dcc344469d60a1f0d72cc638967e8c83c6e166e Mon Sep 17 00:00:00 2001 From: Sujith Manoharan Date: Tue, 17 Jul 2012 17:16:36 +0530 Subject: [PATCH] ath9k: Reconfigure VIF state properly When an interface in AP or P2P-GO mode is removed, check whether a station interface is already present and reconfigure the beacon timers etc. properly if it's associated. Signed-off-by: Sujith Manoharan Signed-off-by: John W. Linville --- drivers/net/wireless/ath/ath9k/main.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index d80d5be2ccb7..1caaf922ba9c 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -19,6 +19,9 @@ #include "ath9k.h" #include "btcoex.h" +static void ath9k_set_assoc_state(struct ath_softc *sc, + struct ieee80211_vif *vif); + u8 ath9k_parse_mpdudensity(u8 mpdudensity) { /* @@ -878,6 +881,18 @@ static void ath9k_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) } } +static void ath9k_sta_vif_iter(void *data, u8 *mac, struct ieee80211_vif *vif) +{ + struct ath_softc *sc = data; + struct ath_vif *avp = (void *)vif->drv_priv; + + if (vif->type != NL80211_IFTYPE_STATION) + return; + + if (avp->primary_sta_vif) + ath9k_set_assoc_state(sc, vif); +} + /* Called with sc->mutex held. */ void ath9k_calculate_iter_data(struct ieee80211_hw *hw, struct ieee80211_vif *vif, @@ -911,6 +926,7 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_vif_iter_data iter_data; + enum nl80211_iftype old_opmode = ah->opmode; ath9k_calculate_iter_data(hw, vif, &iter_data); @@ -941,6 +957,17 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, ah->imask &= ~ATH9K_INT_TSFOOR; ath9k_hw_set_interrupts(ah); + + /* + * If we are changing the opmode to STATION, + * a beacon sync needs to be done. + */ + if (ah->opmode == NL80211_IFTYPE_STATION && + old_opmode == NL80211_IFTYPE_AP && + test_bit(SC_OP_PRIM_STA_VIF, &sc->sc_flags)) { + ieee80211_iterate_active_interfaces_atomic(sc->hw, + ath9k_sta_vif_iter, sc); + } } static int ath9k_add_interface(struct ieee80211_hw *hw, -- 2.34.1